7. Now set up the materials as water on top and air on the \\ bottom. Move the laser slowly between 0 and 45. . mm a. Does the refracted ray bend toward or away from the m ommlnn (.11 @_E1 ' ' A- Wall: on normal? IniI mm a: 3 Index of Ralraollun (n1 E] -\\E] H \"EDI elm "l_l_l b. Is that always true when the material at the top has a larger index of refraction than the material at the bottom? Answer that by changing the index of refraction of the material at the top